A power meter has a connector block with prongs for plugging the connector block into a wall socket and also has a socket for receiving the plug of a power cord of an electrical device. A display unit is tethered to the connector block such that values associated with energy usage of the electrical device may be shown on the display but remote from the wall socket. The power meter may calculate a cost associated with the energy usage of the device and display the cost information on the remote display.
Legal claims defining the scope of protection, as filed with the USPTO.
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June 15, 2009
February 14, 2012
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